package com.it;

public class Arr2 {
    public static void main(String[] args) {
        int[] arr = {1, 2, 3, 4, 5 ,6 ,7 ,8 ,9 ,10};
        /*int count = 0;
        //打印数组中的所有元素
        for (int i = 0; i < arr.length; i++) {
            //System.out.println(arr[i]);
            if (arr[i] % 3 == 0) {
                System.out.println(arr[i]);
                count++;
            }
        }
        System.out.println("count = " + count);*/
        for (int i = 0; i < arr.length; i++) {
            if (arr[i] %2 == 0) {
                arr[i] = arr[i] /2;
            }else {
                arr[i] = arr[i] * 2;
            }
        }
        for (int i = 0; i < arr.length; i++) {
            System.out.println(arr[i]);
        }
    }
}
